...冰) , strike while iron is hot (趁热打铁) , like father, like son (有其父必有其子) , go through fire and water (赴汤蹈火) , constant dropping wears the stone (滴水穿石) , castle in the air (空中楼阁) , to praise sb.
2
?出生入死
... 出类拔萃，鹤立鸡群fill the bill supereminence 出生入死go through fire and water 绰绰有余more than sufficient ...
3
?不顾艰险
go through fire and weater 出生入死 go through fire and water 赴汤蹈火 ; 出生入死 ; 不顾艰险 ; 经过水火 go through fire and flood 赴汤蹈火 ..
4
?南征北战
一次次南征北战（go through fire and water），一场场攻坚突击，他写下了一个又一个的警界传奇。传奇刑警，正在报告。