Why ought a fisherman to be very wealthy?

Answer: Because his is all net profit.

More Classic Riddles with answers

More Classic Riddles

Why should doctors attend to window-sashes?
Why should you never iron a 4-leaf clover?
Why was the dog kicked out of the flea circus?
With pointed fangs it sits in wait, With piercing force its doles out fate, Over bloodless victims proclaiming its might, Eternally joining in a single bite. What am I?
With potent, flowery words speak I, Of something common, vulgar, dry; I weave webs of pedantic prose, In effort to befuddle those, Who think I while time away, In lofty things, above all-day The common kind that lingers where Monadic beings live and fare; Practical I may not be, But life, it seems, is full of me! What am I?
Without a bridle, or a saddle, across a thing I ride a-straddle. And those I ride, by help of me, though almost blind, are made to see. What am I?
You are a bus driver at a station. 10 get on the bus and no one gets off. You drive 10 miles to another station where 3 people get on and 1 gets off. You drive another 10 miles only to get 25 people on and 5 people go off. Next you drive 3 miles while 12 people exit the bus. You drive back to the place knowing that a couple more stops along the way untill the ride is done. At the 2nd to last station 5 people get on and 2 get off. And at the last station (5.5 miles) 25 people get on for no reason and 1 gets off. What is the bus drivers eye color?
You are in a cold room and you want to get warm. How do you get warm?
You are in a room that is completely bricked in on all four sides, including the ceiling and floor. You have nothing but a mirror and a wooden table in the room with you. How do you get out?
You can carry it everywhere you go, and it does not get heavy. What is it?
You can see it every day, But cannot touch it at will. What is it?
You can't keep this until you have given it. What is it?