I not only use all the brains that I have, but all that I can borrow.

I not only use all the brains that I have, but all that I can borrow.

Happiness in intelligent people is the rarest thing I know.

Happiness in intelligent people is the rarest thing I know.

All intelligent thoughts have already been thought; what is necessary is only to try to think them again.

All intelligent thoughts have already been thought; what is necessary is only to try to think them again.

I can't tell you if genius is hereditary, because heaven has granted me no offspring.

I can't tell you if genius is hereditary, because heaven has granted me no offspring.

God made man stronger but not necessarily more intelligent. He gave women intuition and femininity. And, used properly, that combination read more

God made man stronger but not necessarily more intelligent. He gave women intuition and femininity. And, used properly, that combination easily jumbles the brain of any man I've ever met.

He who joyfully marches to music in rank and file has already earned my contempt. He has been given a read more

He who joyfully marches to music in rank and file has already earned my contempt. He has been given a large brain by mistake, since for him the spinal cord would surely suffice.

Continuous effort - not strength or intelligence - is the key to unlocking our potential

Continuous effort - not strength or intelligence - is the key to unlocking our potential

It is good to rub and polish our brain against that of others.

It is good to rub and polish our brain against that of others.

An intelligent man is sometimes forced to be drunk to spend time with his fools.

An intelligent man is sometimes forced to be drunk to spend time with his fools.