I was seldom able to see an opportunity until it had ceased to be one.

Laws control the lesser man... Right conduct controls the greater one.

Everybody lies...every day, every hour, awake, asleep, in his dreams, in his joy, in his mourning. If he keeps his tongue still his hands, his feet, his eyes, his attitude will convey deception.

Herschel removed the speckled tent-roof from the world and exposed the immeasurable deeps of space, dim-flecked with fleets of colossal suns sailing their billion-leagued remoteness.

I would have written a shorter letter, but I did not have the time.

Do one thing every day you don't want to do.

Where was the use, originally, in rushing this whole globe through in six days? It is likely that if more time had been taken in the first place, the world would have been made right, and this ceaseless improving and repairing would not be necessary now. But if you hurry a world or a house, you are nearly sure to find out by and by that you have left out a towhead, or a broom-closet, or some other little convenience, here and there, which has got to be supplied, no matter how much expense or vexation it may cost.