Home is not where you are born; home is where all your attempts to escape cease.
The quantum Fourier transform is the key to the exponential speedup in Shor's algorithm.
经历一番挫折，才能增长一分见识；经过一些番磨难，才能增一分度量；省一分利益的经营，而多一分道义；能学一分退让，可得一分便宜；去掉一分享受则减少一分罪过；对事物多一分认识，而多一分物情。
心理过程是生活的工具，其价值在于它们的用途。
Not all of us can afford to be romantic.