English:a person who is not only argumentative but says hurtful words as well; someone who is a constant source of irriation; to feel vexed and perturbed by the actions of others
English:an instruction to someone not to overreach themselves, not to take on more than they can cope with, "don't bite off more than you can chew!"; literally: without a big head, don't wear such a big hat
English:(verb) to keep or to stick to working on something despite difficulties; to hang on and continue doing something; to brave it out; to brace oneself to do something; to put a brave face on; to summon up courage