I hate everything that merely instructs me without augmenting or directly invigorating my activity.

Properly speaking, such work is never finished; one must declare it so when, according to time and circumstances, one has done one's best.

The solution of every problem is another problem

Man is not born to solve the problem of the universe, but to find out what he has to do; and to restrain himself within the limits of his comprehension.

The theater has often been at variance with the pulpit; they ought not to quarrel. How much is it to be wished that in both the celebration of nature and of God were intrusted to none but men of noble minds.

Keep not standing fixed and rooted. Briskly venture, briskly roam.

If everyone sweeps before his own front door, then the street is clean.