This idiom means do not try to do more than you know you are capable of doing. Don’t take on too much. Don’t try to do too much on your own. If you do it may well end in tears! 😂😂🍫🍫
This means to make a person behave in a particular manner, especially in an angry way, usually for your own amusement. Complaining about a person who does this to you: ‘Bob really knows how to push my buttons!’ It’s like somebody is able to control your emotions and behavior.