请将下列名言换成另外一种说法,意思不变!

请将下列名言换成另外一种说法,意思不变! 要用英语的,谢谢~!
1.Be careful of the person who does not talk and the dog that does not bark.
2.You can't wake a person who is pretending to be asleep.
3.Tell me and I'll forget.Show me and I may not remember.Let me try and I'll understand.
4.Don't let yesterday use up too much of day.
5.He who would do great things should not attempt them all alone.
尽快`谢谢

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