Every human perfection is allied to a defect into which it threatens to pass, but it is also true that every defect is allied to a perfection.

It is only a man's own fundamental thoughts that have truth and life in them.

There is only one healing force, and that is nature; in pills and ointments there is none. At most they can give the healing force of nature a hint about where there is something for it to do.

It is only at the first encounter that a face makes its full impression on us.

Just as the largest library, badly arranged, is not so useful as a very moderate one that is well arranged, so the greatest amount of knowledge, if not elaborated by our own thoughts, is worth much less than a far smaller volume that has been abundantly and repeatedly thought over.

there are very few who can think, but every man wants to have an opinion; and what remains but to take it ready-made from others, instead of forming opinions for himself?

To overcome difficulties is to experience the full delight of existence.