The grass is greener on the other side of the fence.
隔岸风景好,邻家芳草绿.
Hunger is the best sauce.
饥饿是最好的调味品.
Better late than never.
迟做总比不做好.
God helps those who help themselves.
自助者,天助之.
Love me,love my dog.
爱屋及乌.
Don't count your chickens before they hatch.
小鸡没孵出前不要计算鸡只（别作如意梦；别打如意算盘）.
He bites off more than he can chew.
贪多嚼不烂.
Everyone has a skeleton in his closet.
人人都有不可告人之事.
都是些常见的,建议背下来,不错的.