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

Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.

The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.

"The truth is rarely pure and never simple."

兒童通過自立獲得身體的獨立；通過自由的使用其選擇能力獲得意志上的獨立；通過沒有干擾的獨立工作獲得思想上的獨立。

True leadership is about serving others, not yourself.