夏天的飞鸟,飞到我窗前唱歌,又飞去了。秋天的黄叶,他们没有什麽可唱的,只是叹息一声,飞落在那里。
Life is made up of sobs, sniffles, and smiles, with sniffles predominating.
Collaboration in mathematics is essential; the exchange of ideas leads to breakthroughs that no single mind could achieve alone.