Reflect upon your present blessings, of which every man has plenty; not on your past misfortunes, of which all men have some.

You have to be willing to fail to succeed.

Sometimes the most ordinary things are the hardest to explain.

Sustainability isn't a choice—it's our responsibility to future generations.

释义：小人做事只要有利就去做，无原则无底线；君子则坚守原则，不做不合道德正义之事，行事不刻意追求结果。