To conceive the good, in fact, is not sufficient; it must be made to succeed among men. To accomplish this less pure paths must be followed.
Our opinions become fixed at the point where we stop thinking.
The simplest schoolboy is now familiar with truths for which Archimedes would have sacrificed his life.
All the great things of humanity have been accomplished in the name of absolute principles.
Let us remember that sorrow alone is the creator of great things.