Genius is one per cent inspiration and ninety-nine per cent perspiration.

Genius is one per cent inspiration and ninety-nine per cent perspiration.

But genius must be born, and never can be taught.

But genius must be born, and never can be taught.

Genius... is the capacity to see ten things where the ordinary man sees one.

Genius... is the capacity to see ten things where the ordinary man sees one.

There is no great genius without a mixture of madness.
[Lat., Nullum magnum ingenium sine mixtura dementia.]

There is no great genius without a mixture of madness.
[Lat., Nullum magnum ingenium sine mixtura dementia.]

I have nothing to declare but my genius.

I have nothing to declare but my genius.

The genius of you Americans is that you never make clear-cut stupid moves, only complicated stupid moves which make us read more

The genius of you Americans is that you never make clear-cut stupid moves, only complicated stupid moves which make us wonder at the possibility that there may be something to them which we are missing.

Genius . . . means the transcendent capacity of taking trouble.

Genius . . . means the transcendent capacity of taking trouble.

What is called genius is the abundance of life and health.

What is called genius is the abundance of life and health.

As diamond cuts diamond, and one hone smooths a second, all the
parts of intellect are whetstones to each read more

As diamond cuts diamond, and one hone smooths a second, all the
parts of intellect are whetstones to each other; and genius,
which is but the result of their mutual sharpening, is character
too.