不要担心你在数学上遇到的困难；我敢保证我遇到的困难比你还大得多。
"A good book should leave you slightly exhausted at the end. You live several lives while reading it."
The role of the educator is to empower students to become agents of change in their own communities.
教育者的角色是赋予学生权力，使他们成为自己社区中的变革推动者。
世界不是由粒子构成的，而是由事件构成的。