Nearly all trouble comes from mis-timing.

Pain and fear and hunger are effects of causes which can be foreseen and known: but sorrow is a debt which someone else makes for us.

If we are strong, and have faith in life and its richness of surprises, and hold the rudder steadily in our hands. I am sure we will sail into quiet and pleasant waters for our old age.

One has to resign oneself to being a nuisance if one wants to get anything done.

The true call of the desert, of the mountains, or the sea, is their silence - free of the networks of dead speech.

monotony is not to be worshipped as a virtue; nor the marriage bed treated as a coffin for security rather than a couch from which to rise refreshed.

Curiosity is the one thing invincible in Nature.