The following paragraph is a self-description of a seat belt. Please rewrite it in the tone of the owner of the seat belt introducing his own seat belt to others. (While retaining the original

I am a welder and often have to work at high altitudes, so I cannot do without safety belts. My seat belt number is 015, so I wrote its homophone "Dong Yao Wu" on the back of the seat belt so that it can remind me at any time that I must tighten it whenever there is work at heights. The seat belt is a life belt, with "life" tied to one end and "death" tied to the other. Because of the seat belt, I never had any mistakes.