A vi'let on the meadow grew, That no one saw, that no one knew, It was a modest flower. A shepherdess pass'd by that way-- Light footed, pretty and so gay; That way she came, Softly warbling forth her lay.

To understand one thing well is better than understanding many things by halves.

We all walk in mysteries. We are surrounded by an atmosphere about which we still know nothing at all.

We usually lose today, because there has been a yesterday, and tomorrow is coming.

The unnatural, that too is natural.

The man of understanding finds everything laughable.

Everything in science depends on what one calls an aperçu, on becoming aware of what is at the bottom of the phenomena. Such becoming aware is infinitely fertile.