What they forget is that, from Ancient Greece on, the people who returned from battle were either dead on their shields or stronger, despite and because of their scars.
Going after a dream has a price. It may mean abandoning our habits, it may make us go through hardships, or it may lead us to disappointment, et cetera. But however costly it may be, it is never as high as the price paid by people who didn't live. Because one day they will look back and hear their own heart say: 'I wasted my life.'
Sometimes an unimportant incident is capable of turning everything beautiful into a moment of anxiety. We insist on seeing the mote in the eye and forget about the mountains, the fields and the olive groves.