Men never do evil so fully and so happily as when they do it for conscience's sake.

Men never do evil so fully and so happily as when they do it for conscience's sake.

The easier it is to do, the harder it is to change.

The easier it is to do, the harder it is to change.

I don't use drugs, my dreams are frightening enough.

I don't use drugs, my dreams are frightening enough.

The new frontiers to be conquered are mainly in the convolutions of the cortex.

The new frontiers to be conquered are mainly in the convolutions of the cortex.

In a free country it is the duty of writers to pay no attention to duty.

In a free country it is the duty of writers to pay no attention to duty.

Nothing in the world is more dangerous than a sincere ignorance and conscientious stupidity.

Nothing in the world is more dangerous than a sincere ignorance and conscientious stupidity.

Great innovators and original thinkers and artists attract the wrath of mediocrities as lightning rods draw the flashes.

Great innovators and original thinkers and artists attract the wrath of mediocrities as lightning rods draw the flashes.

We do not usually look for allies when we love. Indeed, we often look on those who love with us read more

We do not usually look for allies when we love. Indeed, we often look on those who love with us as rivals and trespassers. But we always look for allies when we hate.

Men, it has been well said, think in herds; it will be seen that they go mad in herds, while read more

Men, it has been well said, think in herds; it will be seen that they go mad in herds, while they only recover their senses slowly, and one by one.