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.

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.

Intelligence is the ability to adapt to change.

Intelligence is the ability to adapt to change.

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

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

Character is higher than intellect. A great soul will be strong to live as well as think.

Character is higher than intellect. A great soul will be strong to live as well as think.

There are some ideas so wrong that only a very intelligent person could believe in them.

There are some ideas so wrong that only a very intelligent person could believe in them.

Intelligence is the wife, imagination is the mistress, memory is the servant.

Intelligence is the wife, imagination is the mistress, memory is the servant.

If the human brain were so simple that we could understand it, we would be so simple that we couldn't.

If the human brain were so simple that we could understand it, we would be so simple that we couldn't.

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