Never contract friendship with a man that is not better than thyself.
Never give a sword to a man who can't dance.
There are three methods to gaining wisdom. The first is reflection, which is the highest. The second is limitation, which is the easiest. The third is experience, which is the bitterest.
The faults of a superior person are like the sun and moon. They have their faults, and everyone sees them; they change and everyone looks up to them.
The more man meditates upon good thoughts, the better will be his world and the world at large.
If you think in terms of a year, plant a seed; if in terms of ten years, plant trees; if in terms of 100 years, teach the people.
To practice five things under all circumstances constitutes perfect virtue; these five are gravity, generosity of soul, sincerity, earnestness, and kindness.
Better a diamond with a flaw than a pebble without.
The expectations of life depend upon diligence; the mechanic that would perfect his work must first sharpen his tools.