Positive psychology is as concerned with strength as with weakness, as interested in building the best things in life as in repairing the worst.

Don't give up easily, persistence is victory.

我努力写一些诚实且贴近生活的书。

我练习得如此之多，以至于我在比赛前不需要思考。就像开车一样——你不会考虑要踩哪个踏板。