blesome.万事开头难。 it is the unforeseen that always happens.天有不测风云，人有旦夕祸福。

it is too late to grieve when the chance is past.坐失良机，后悔已迟。

it never rains but it pours.不鸣则已，一鸣惊人。

it takes three generations to make a gentleman.十树木，百树人。

jack of all trades and master of none.门门精通，样样稀松。

judge not from appearances.人不可貌相，海不可斗量。

justice has long arms.天网恢恢，疏而不漏。

keep good men company and you shall be of the number.朱者赤墨黑。

kill two birds with one stone.一箭双雕。

kings go mad, and the people suffer for it君王发狂，百姓遭殃。

kings have long arms.普天之下，莫非王土。

knowledge is power.知识就是力量。