One has no right to love or hate anything if one has not acquired a thorough knowledge of its nature. Great love springs from great knowledge of the beloved object, and if you know it but little you will be able to love it only a little or not at all.

Most men are of naught more use in their lives but as machines for turning food into sh*t.

A diamond is just a lump of coal that stuck to its job.

When you put your hand in a flowing stream, you touch the last that has gone before and the first of what is still to come.

Art lives from constraints and dies from freedom.

Instrumental or mechanical science is the noblest and above all others, the most useful.

For once you have tasted flight you will walk the earth with your eyes turned skywards, for there you have been and there you will long to return.