Marriage is the perfection which love aimed at, ignorant of what it sought.

In daily life what distinguishes the master is the using those materials he has, instead of looking about for what are more renowned, or what others have used well.

The lessons of science should be experimental also. The sight of a planet through a telescope is worth all the course on astronomy; the shock of the electric spark in the elbow outvalues all theories; the taste of the nitrous oxide, the firing of an artificial volcano, are better than volumes of chemistry.

The young man reveres men of genius, because, to speak truly, they are more himself than he is.

We grizzle every day. I see no need of it. Whilst we converse with what is above us, we do not grow old, but grow young.

The inquiry leads us to that source, at once the essence of genius, of virtue, and of life, which we call Spontaneity or Instinct.

No one suspects the days to be gods.