手工制造一支这样的枪所需的劳动会耗尽任何普通工匠的耐心和毅力。
The labor which it would require to make a single one of these guns by hand would exhaust the patience and perseverance of any ordinary workman.
The first step in quality improvement is to understand what the customer really wants.
世界的历史是少数人的历史。
实现真正自由的唯一途径是通过自律。