Let me never fall into the vulgar mistake of dreaming that I am persecuted whenever I am contradicted.

Whatever you do, you need courage. Whatever course you decide upon, there is always someone to tell you that you are wrong. There are always difficulties arising that tempt you to believe your critics are right.

Criticism should not be querulous and wasting, all knife and root-puller, but guiding, instructive, inspiring

It is one of the most beautiful compensations of this life that no man can sincerely try to help another without helping himself.

As long as all that is said is said against me, I feel a certain sublime assurance of success, but as soon as honied words of praise are spoken for me, I feel as one that lies unprotected before his enemies.

When you were born you were crying and everyone else was smiling. Live your life so at the end, your're the one who is smiling and everyone else is crying.