You are always a valuable, worthwhile human being — not because anybody says so, not because you're successful, not because you make a lot of money — but because you decide to believe it and for no other reason.
"Positive psychology is not about ignoring the negative, but about building the positive."
All the effects of nature are only the mathematical consequences of a small number of immutable laws.
Injustice is relatively easy to bear; what stings is justice.
創(chuàng)新不是目的，解決真實(shí)問題才是。
障礙越大，克服它的榮耀就越大。
價(jià)格被遺忘后，質(zhì)量仍會被長久記住。