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

The biggest weapon on the court is your mind.

没有听到的不如听到的，听到的不如见到的，见到的不如了解到的，了解到的不如去实行，学问到了实行就达到了极点。

如果没有规和矩，就无法制作出方形和圆形的物品，后来引申为行为举止的标准和规则。这句贤文旨在教育人们，做人要遵纪守法。

"I'm interested in the darkness. If you don't go into the darkness, you're never going to see the light."