铤而走险 [- ér zǒu xiǎn]rush (ahead) into danger; become reckless in desperation, like an animal at bay; make a reckless move; neck or nothing; risk danger when in desperation; rush hastily into danger; take [undertake] a risk:
•¶ 像这样铤而走险的人是不会有好结果的! No adventurer of this type ever came to a good end!