There is nothing to regret - either for those who go or for those who are left behind - Eleanor Roosevelt

Maturity means, too, an ability to take criticism and evaluate it. When it is not of value, when it is not constructive, but destructive, one can forget it. But when it is constructive one must accept it and try to profit, even though hurt by it. Perhaps you were hurt because a certain person pointed out a fault and you did not want that person to think you had a fault. But, if you are mature enough, you will accept the criticism of those you love and who love you and learn from it.

You have to accept whatever comes, and the only important thing is that you meet it with courage and with the best that you have to give

I think, at a child's birth, if a mother could ask a fairy godmother to endow it with the most useful gift, that gift would be curiosity.