What is the meaning of this sentence Alex bit more than he can chew by trying to lift 335 kg.

In any event, when someone has bitten off more than he can chew, he has promised himself or others to do a task that cannot be completed. The origin of the phrase itself comes from the act of putting too much food in your mouth at one time and not being able to chew it properly.

Explanation:

The meaning of the sentence is that Alex tried too hard and attempted to lift something that he physically was not able to.

bit more than he can chew is a metaphor

Explanation:

When the person who wrote bit more than he chewed, he meant that Alex overestimated his limits by trying to lift 335 kg. And now he is probably regretting it. I hope that helps.

impartial means: treating all rivals or disputants equally; fair and just.

i would say that impartial is agreeing with something, because impartial means to treat your rivals, arguments, and reasoning equally and fair. so if you rival says something, agreeing on it means you did the impartial.