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.

You have to be smart. The easy days are over.

You have to be smart. The easy days are over.

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.

Give me a smart idiot over a stupid genius any day.

Give me a smart idiot over a stupid genius any day.

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

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

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

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

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.

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.

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.