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.

Power corrupts. Knowledge is power. Study hard. Be evil.

Power corrupts. Knowledge is power. Study hard. Be evil.

Your intellect may be confused, but your emotions will never lie to you.

Your intellect may be confused, but your emotions will never lie to you.

It is the mark of a truly intelligent person to be moved by statistics.

It is the mark of a truly intelligent person to be moved by statistics.

It is wiser to find out than to suppose

It is wiser to find out than to suppose

The mind is not a vessel to be filled but a fire to be kindled.

The mind is not a vessel to be filled but a fire to be kindled.

I must have a prodigious quantity of mind; it takes me as much as a week sometimes to make it read more

I must have a prodigious quantity of mind; it takes me as much as a week sometimes to make it up.

It has yet to be proven that intelligence has any survival value.

It has yet to be proven that intelligence has any survival value.

Happiness in intelligent people is the rarest thing I know.

Happiness in intelligent people is the rarest thing I know.