A good leader is not necessarily the most popular person in their business, but the best ones are liked because they are respected for their clarity and vision.
For a man to conquer himself is the first and noblest of all victories... The first and greatest victory is to conquer yourself; to be conquered by yourself is of all things most shameful and vile.
I can think of nothing more soul destroying in life than to persist in trying to do a thing you want desperately to do well, and to know that you are at the best second rate.
Believe nothing,
No matter where you read it,
Or who has said it,
Not even if I have said it,
Unless it agrees with your own reason
And your own common sense.