乳制品行业的成功不仅仅是生产牛奶，而是在供应链的每一步创造价值。

"Die größten Abenteuer sind die im Kopf."

艺术的目的是让舒适的人不安，让不安的人舒适。

Knowledge is represented in the mind as symbolic structures.

The best way to measure how much you've grown isn't by inches or the number of laps you can now run around the track, or even your grade point average - though those things are important, to be sure.It's what you've done with your time, how you've chosen to spend your days, and whom you've touched this year. That, to me, is the greatest measure of success.

做数学就是同时参与创造和发现的行为。