“Power is not sufficient evidence of truth.”

None but a fool worries about things he cannot influence.

A man is in general better pleased when he has a good dinner upon his table, than when his wife talks Greek.

When there is no hope, there can be no endeavor.

No man was ever great by imitation.

To preserve health is a moral and religious duty: for health is the basis of all social virtues; and we can be useful no longer than while we are well.

From thee, great God, we spring, to thee we tend,- Path, motive, guide, original, and end.

A little knowledge is a dangerous thing – it only hastens fools to rush in where angels fear to tread.

Our aspirations are our possibilities.

When a man knows he is to be hanged in a fortnight, it concentrates his mind wonderfully.

The majority have no other reason for their opinions than that they are the fashion.

The true art of memory is the art of attention.

Prejudice, not being founded on reason, cannot be removed by argument.

If you are idle, be not solitary; if you are solitary be not idle.

The true measure of a man is how he treats someone who can do him absolutely no good.

If a madman were to come into this room with a stick in his hand, no doubt we should pity the state of his mind; but our primary consideration would be to take care of ourselves. We should knock him down first, and pity him afterwards.

A horse that can count to ten is a remarkable horse, not a remarkable mathematician.