There is no great genius without some touch of madness.

There is no great genius without some touch of madness.

Philosophy becomes poetry, and science imagination, in the
enthusiasm of genius.

Philosophy becomes poetry, and science imagination, in the
enthusiasm of genius.

Genius begins great works; labor alone finishes them.

Genius begins great works; labor alone finishes them.

Genius is intensity. The man who gets anything worth having is the man who goes after his object as a read more

Genius is intensity. The man who gets anything worth having is the man who goes after his object as a bulldog goes after a cat - with every fiber in him tense with eagerness and determination.

When a true genius appears in this world you may know him by the sign that the dunces are all read more

When a true genius appears in this world you may know him by the sign that the dunces are all in confederacy against him.

It is the privilege of genius that to it life never grows commonplace as to the rest of us.

It is the privilege of genius that to it life never grows commonplace as to the rest of us.

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

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

Genius may have its limitations, but stupidity is not thus handicapped.

Genius may have its limitations, but stupidity is not thus handicapped.

Genius does what it must, and talent does what it can.

Genius does what it must, and talent does what it can.