朋友就是那個(gè)了解你的一切卻依然愛你的人。
A friend is someone who knows all about you and still loves you.
意識(shí)是一條河流，而非孤立元素的集合。
In mathematics, the journey from confusion to clarity is the most rewarding experience.
Where liberty dwells, there is my country.
Efficiency without ethics is empty progress.