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

Sustainability isn't an option; it's a responsibility we owe to future generations.

Words are sacred, and their misuse is a sin.

Develop into a lifelong self-learner through voracious reading.cultivate curiosity and strive to become a little wiser every day.

Science is the crystallization of human wisdom and an important force driving social progress.

簡單不是目標。它是一個好想法的副產品。

Leadership means listening more than you speak, and acting more than you promise.

I can’t play bridge. I don’t play tennis. All those things that people learn, and I admire, there hasn’t seemed time for. But what there is time for is looking out the window.