Natural selection, survival of the fittest. - Darwin

The real problem is not that you do better than you did in the past, but that you do better than your competitors. ——Donald Kress

To have a quiet mind is to grasp the whole soul; to have a stable spirit is to be able to command oneself! ——Mibel

Sit quietly and think often Live your own life, don't talk about the faults of others.

Quietness is used to cultivate one's morality, frugality is used to cultivate virtue. Without indifference, one cannot have a clear ambition, and without being quiet, one cannot reach far. - Zhuge Liang

New Olympic motto: "Cleaner, more humane, and more united."

You should never lose respect for others in order to please others. - Rousseau

If you want others to respect you, you must first respect yourself. .——Tao Xingzhi