质量不是奢侈品；它是必需品。
Collaboration in mathematics can lead to discoveries that no single mind could achieve alone.
"Losing is not my enemy...fear of losing is my enemy."
译文：抬头望去，看不到那繁华的景象。所谓的繁华，不过是虚幻杂乱的，而世人却贪恋不已。
Hope is the most beautiful people have, as long as they do not give up,hope will always be accompanied by.