21. God helps those who help themselves.
自助者天助。
22. Good for good is natural, good for evil is manly.
以德报德是常理,以德报怨大丈夫。
23. Good medicine for health tastes bitter to the mouth.
良药苦口利於病。
24. Great barkers are no biters.
好狗不挡道。
25. Great minds think alike.
英雄所见略同。