Commitment makes decision-making easier and removes any fear of missing out; knowing that what you already have is good enough, why would you ever st… - Mark Manson

As we get older, with the benefit of experience (and having seen so much time slip by), we begin to notice that most of these sorts of things have little lasting impact on our lives. Those people whose opinions we cared about so much before are no longer present in our lives. Rejections that were painful in the moment have actually worked out for the best. We realize how little attention people pay to the superficial details about us, and we choose not to obsess so much over them. Essentially,

But now? Now if you feel like shit for even five minutes, you’re bombarded with 350 images of people totally happy and having amazing fucking lives, and it’s impossible to not feel like there’s something wrong with you.

Because pain is the universal constant of life, the opportunities to grow from that pain are constant in life. All that is required is that we don't numb it, that we don't look away. All that is required is that we engage it and find the value and meaning in it.