恐惧常常是我们最大不幸的根源。
The only real death is the death of the spirit.
唯一的好是知识，唯一的恶是无知。
为社会正义而斗争必须成为任何教育实践的核心。
I'm a firm believer that you create your own luck.
The future rewards those who press on. I don't have time to feel sorry for myself. I don't have time to complain. I'm going to press on.
He is born in a good hour who gets a good name.
可持续发展不是目的地，而是需要持续改进和创新的旅程。