as what most people would say that there are some opportunities that could be acquired outside your comfort zone, that is what it literally means. taking risks is necessary sometimes since you cannot move forward in life if you won't be able to do that. the problem is sometime there are people who doesn't think twice when it comes to risks and just literally jump forward into the fray without hesitation. in life also there are things we call "calculated risks" and that describe into something that is decided through so many simulations before risking.