It endures a painful or difficult situation with courage

to wish someone good luck, especially before a performance or event

to endure a painful or difficult situation with courage

misfortune that eventually results in something good happening 

Something seems to be bad at first but turns out to be good later

Don't worry about past mistakes or misfortunes, it's a waste of time

Don't do something that is very easy to do, it's a waste of time

Be careful when you carry glass bottles, it's dangerous

To just barely get by or manage to do something

To be in a painful situation that you can't control

To destroy relationships, or do something that makes it impossible to return to an earlier state or condition

To further a loss with mockery or indignity, worsen an unfavorable situation 

to take on more responsibilities or challenges than you can handle

Following the wrong course of action because someone's beliefs or ideas about something are incorrect

The ruthlessness and, perhaps, the savageness of competitive situation

It costs an arm and a leg