Taking to pieces is the trade of those who cannot construct.

Power obeys reality, and not appearances; power is according to quality, and not quantity.

A man is known by the books he reads, by the company he keeps, by the praise he gives, by his dress, by his tastes, by his distastes, by the stories he tells, by his gait, by the notion of his eye, by the look of his house, of his chamber; for nothing on earth is solitary but every thing hath affinities infinite.

Insist on yourself. Never imitate.

Death comes to all, but great achievements build a monument which shall endure until the sun grows cold.

We are impressed and even daunted by the immense Universe to be explored. "What we know is a point to what we do not know."

If a man sits down to think, he is immediately asked if he has a headache.