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288 Doctors thumb thumb thumb thumb thumb thumb
KEEPING UP WITH MEDICINE
The half-life of knowledge in medical school is four years. Fifty percent of what you learn as a freshman is obsolete when you graduate.
Dr. Lawrence Senterfit, microbiologist, Cornell Medical School
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 6.0 out of 10 based on 19 reviews
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289 Uncategorized thumb thumb thumb thumb thumb thumb
PLACING AN AD IN A MAGAZINE
The first right-hand page and the back cover are usually the best places for advertisements. These are followed by the other cover positions and the front section of the magazine.
Jim Kobs, Kobs and Brady Advertising, Chicago, Illinois
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.5 out of 10 based on 22 reviews
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290 Business thumb thumb thumb thumb
SELLING A BUSINESS
A newspaper will sell for 0.75 to 1.25 times its gross income, including equipment.
Terri Thompson, New York, New York
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 4.0 out of 10 based on 17 reviews
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291 Gambling thumb thumb thumb thumb thumb
PICKING A WINNER AT THE HARNESS TRACK
It's usually safe to bet on a horse that has just been assigned a leading full-time driver. The trainer probably believes the horse is ready to win.
Don Valliere, track manager and author, Fort Erie, Ontario, Canada
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 4.6 out of 10 based on 18 reviews
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292 House and Home thumb thumb thumb thumb thumb thumb
MOVING TO A NEW PLACE
The urge to fix up a house you've just moved into is strongest during the first 30 days. To save money, wait for a month before you do any repairs.
John H. Beauvais, Cambridge, Massachusetts
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.6 out of 10 based on 21 reviews
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293 Exercise thumb thumb thumb thumb thumb
COMPARING SWIMMING TO RUNNING TO CYCLING
Swimming 1 mile is equivalent to running 5 miles or cycling 12 miles.
Ned Frederick, writer, Exeter, New Hampshire
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.2 out of 10 based on 22 reviews
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294 Cattle thumb thumb thumb thumb thumb
FEEDING LIVESTOCK
Two heifers eat as much as one cow; one cow eats as much as seven sheep.
Monica Crispin, Cooperative Extension agent
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 4.8 out of 10 based on 15 reviews
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295 Precipitation thumb thumb thumb thumb
FORECASTING THE WEATHER
If a crescent moon is tipped so that water could not run out of it, it won't rain.
Bob, Davenport, Iowa
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 3.6 out of 10 based on 18 reviews
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296 Exploration thumb thumb thumb thumb thumb
PACKING WITH HORSES
You need at least three variations of each meal for pack trips lasting more than a week. Anything less gets monotonous.
Francis Davis Long Eddy, packer
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.3 out of 10 based on 16 reviews
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297 Automobiles thumb thumb thumb thumb thumb
COOLING YOUR CAR
A car's air conditioner should produce air that is 28 to 30 degrees below the outside temperature.
Scott Parker, data specialist, Beaumont, Texas
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.3 out of 10 based on 26 reviews
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298 Boats thumb thumb thumb thumb thumb
MAKING TIME IN A KAYAK
In moderate whitewater, expect to average about four to five miles per hour if you paddle straight down river and don't stop to play.
Martha Betcher, medical technician, Incline Village, Nevada
(LR) Legacy Rule of Thumb from previously published collections
Current Rating: 5.1 out of 10 based on 16 reviews
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