The human foot is a masterpiece of engineering and a work of art.

While you are alone you are entirely your own master and if you have one companion you are but half your own, and the less so in proportion to the indiscretion of his behavior.

All thoughts start from emotions.

Fix your course on a star and you'll navigate any storm.

The men of experiment are like the ant; they only collect and use. But the bee...gathers its materials from the flowers of the garden and of the field, but transforms and digests it by a power of its own.

The painter has the Universe in his mind and hands.

Being engulfed in practice without delicate knowledge related to it, is in many ways like entering a ship without knowing where it is headed.