Mad, adj.: Affected with a high degree of intellectual independence.

Mad, adj.: Affected with a high degree of intellectual independence.

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.

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

Happiness in intelligent people is the rarest thing I know.

Happiness in intelligent people is the rarest thing I know.

Man becomes man only by his intelligence, but he is man only by his heart.

Man becomes man only by his intelligence, but he is man only by his heart.

Always be smarter than the people who hire you.

Always be smarter than the people who hire you.

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.

The sum of intelligence on the planet is a constant; the population is growing.

The sum of intelligence on the planet is a constant; the population is growing.

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.