Beware beginnings.

　　慎始为上。

　　Big mouthfuls ofter choke.

　　贪多嚼不烂。

　　Bind the sack before it be full.

　　办事应掌握分寸。

　　Birds of a feather flock together.

　　人以群分，人以群分。

　　Birth is much, but breeding is more.

　　出身虽然关键，教养更且重要。

　　Bite off more than one can chew.

　　贪大求全咽不下。

　　Bite the hand that feeds one.

　　忘恩负义。

　　Bitter pills may have wholesome effects.

　　良药苦口利于病。

　　Blind men can judge no colours.

　　不适合询问道於盲。

　　Blood is thicker than water.

　　血肉相连。

　　Bread is the staff of life.

　　民以食为天。

　　Brevity is the soul of wit.

　　言以简单为贵。