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

We are all shaped by forces beyond our control.

The design of a system should be guided by the principle of least surprise, where the behavior of components is intuitive and predictable.

選擇那些傻瓜也能經營的企業——因為遲早會有傻瓜來經營它。