勿

• Never associate with bad companions .
  勿与恶友交往。
• Do n't associate with such people .
  勿与此辈来往。
• Do not judge by appearances -- appearances can be misleading .
  勿以貌取人外貌不可靠。
• I hope that you will not refuse .
  幸勿推却。
• Do n't let the good chance slip .
  良机勿失。
• Better be early than late .
  宁早勿晚。
• The enclosure will reach you twice a year, don't refuse it .
  信中附款，你每年将收到两次，望勿拒绝。
• If you confer a benefit, never remember it; if you receive one, remember it always .
  施恩勿记，受恩勿忘。
• Pray do not refuse .
  幸勿推却。
• I imagined it was some importunate person whoi beg you will excuse me .
  我还以为是什么人无故前来纠缠，望勿见怪。