Sustainability isn't just about planting trees; it's about planting the right trees in the right places for the right reasons.
观察者越敏锐,从任何给定对象中看到的东西就越多。
Leadership is about making tough decisions today that will benefit everyone tomorrow.
书是一份你可以反复打开的礼物。
真正改变的唯一方法是改变你的环境。
The pursuit of mathematical knowledge is a journey that never ends.