Many are less fortunate than you' may not be a roof to live under, but it will serve to retire beneath in the event of a shower.

Even truth needs to be clad in new garments if it is to appeal to a new age.

Reason now gazes above the realm of the dark but warm feelings as the Alpine peaks do above the clouds. They behold the sun more clearly and distinctly, but they are cold and unfruitful.

With a pen in my hand I have successfully stormed bulwarks from which others armed with sword and excommunication have been repulsed.

The fruits of philosophy are the important thing, not the philosophy itself. When we ask the time, we don't want to know how watches are made.

Libraries can in general be too narrow or too wide for the soul.

One is rarely an impulsive innovator after the age of sixty, but one can still be a very fine orderly and inventive thinker. One rarely procreates children at that age, but one is all the more skilled at educating those who have already been procreated, and education is procreation of another kind.