a leopard cannot change its spots.
积习难改。
a liar is not beli*d when he speaks the truth.
说谎者即使讲真话也没人相信。
a light heart lives long.
静以修身。
a little body often harbors a great soul.
浓缩的都是精品。
a little knowledge is a *erous thing.
一知半解，自欺欺人。
a little pot is soon hot.
狗肚子盛不得四两油。
all are brave when the enemy flies.
敌人逃窜时，人人都成了勇士。
all good things come to an end.
天下没有不散的筵席。
all rivers run into sea.
海纳百川。
a bosom friend afar brings a distant land near.
海内存知己, 天涯若比邻。
most men's friendships are too inarticulate.
人的友谊是无法言喻的。
friendship is like a plant of slow growth.
友谊像生长着的植物, 是慢慢地建立起来的。
a good book is the best of friends, the same today and for*r.
好书如挚友, 情谊永不渝。
a man knows his companion in a long journey and a little inn.
路遥知马力, 日久见人心。
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