色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

實現明天的唯一限制是我們今天的疑慮。

The ratio of positive to negative emotions that predicts flourishing is about 3 to 1. Above that ratio, people tend to flourish; below it, they tend to languish.

“唯一真正無限的是人類的想象力。”

You have to fight to reach your dream. You have to sacrifice and work hard for it.

創新是經濟繁榮的核心問題。