Between friends, frequent reproofs make the friendship distant.
If you want to change the world, first change your heart.
See a person's means ... Observe his motives. Examine that in which he rests. How can a person conceal his character?
Worry not that no one knows you; seek to be worth knowing.
Clever talk and domineering manner have little to with being a Man at His Best.
What is most needed for learning is a humble mind.