Diplomacy requires maintaining calmness and rationality, free from emotions and personal biases.
外交需要保持冷静和理智，不受情绪和个人偏见的影响。
Success is not accidental, it is the result of hard work.
梦是开设在灵魂深处最隐蔽角落的小小隐秘窗口，它所通向的宇宙夜空是心灵性的，在自我-意识出现之前很久就已如此，而无论我们的自我-意识的疆界如何扩展，它将始终通向心灵的夜空。
The best books are those that make you think long after you’ve finished them.
Many will call me an adventurer, and that I am...only one of a different sort: one who risks his skin to prove his truths.
——〈在北京基督教等六教会欢迎会的演说〉，1912年9月5日
种一棵树最好的时间是20年前，第二好的时间就是现在。