. . . no matter how avid they themselves may be for praise and appreciation, people are often niggardly in giving it to others, however merited it is.
The only line that's wrong in Shakespeare is 'holding a mirror up to nature. ' You hold a magnifying glass up to nature. As an actor you just enlarge it enough so that your audience can identify with the situation. If it were a mirror, we would have no art.
They - Young People have exalted notions, because they have not been humbled by life or learned its necessary limitations; moreover, their hopeful disposition makes them think themselves equal to great things - and that means having exalted notions. They would always rather do noble deeds than useful ones: Their lives are regulated more by moral feeling than by reasoning - all their mistakes are in the direction of doing things excessively and vehemently. They overdo everything - they love too much, hate too much, and the same with everything else.