The simplest drawings can often carry the deepest emotions.

技术是工具，人才是核心。

注释：恭敬、节俭、谦逊、守礼，这样才能自我坚守。深谋远虑，这样才能避免困厄。亲近仁德之士、结交正直之人，这样才能在危难时得到帮助。

I think of a hero as someone who understands the degree of responsibility that comes with his freedom.

你必须能够自嘲，不要把自己看得太认真。

生命中最伟大的荣耀不在于从不跌倒，而在于每次跌倒后都能爬起来。

今天我们种下的每一棵树都是留给后代的遗产。

求知若饥，虚心若愚。