推动的关键是使期望的行为更加突出、更容易和更有吸引力。

想走得快，独自前行；想走得远，结伴同行。

The stars shall fade away, the sun himself grow dim with age, and nature sink in years; but thou shalt flourish in immortal youth.

I don't have to prove anything to anyone. There's nothing to prove.