今天我们种下的每一棵树都是留给后代的遗产。
The first step is to establish that something is possible; then probability will occur.
“科学不仅是理性的门徒,也是浪漫和激情的门徒。”
问题不在于工人效率低下,而在于管理层对他们的需求视而不见。
The only way to understand life is to live it.