数学的美在于它能够将复杂的思想简化为优雅的结构。

可持续林业不是成本，而是对我们未来的投资。

Love is life. All, everything that I understand, I understand only because I love.

竞争是好事，它迫使你不断进步。

The next green revolution won't come from a lab alone—it will come from farmers' fields around the world.

You live, you learn. You love, you learn. You cry, you learn. You lose, you learn. You bleed, you learn. You scream, you learn.

不自重自爱便自取其辱，没有畏惧心的人招致灾祸；不自我满足的人受到裨益，不自以为是的人见多识广。