Self-interest is an inexhaustible source of convenient illusions. The number of beings who wish to see truly is extraordinarily small.

Let mystery have its place in you ; do not be always turning up your whole soil with the ploughshare of self-examination, but leave a little fallow corner in your heart ready for any seed the winds may bring.

Common sense is the measure of the possible; it is composed of experience and prevision; it is calculation applied to life.

Love is like swallowing hot chocolate before it has cooled off. It takes you by surprise at first, but keeps you warm for a long time.

The growth and development of the soul is more important than power and glory.

The mind must have for ballast the clear conception of duty, if it is not to fluctuate between levity and despair.

In health there is freedom. Health is the first of all liberties.