1) Youth is defined not by age but by state of mind, as it is a temper of courage, vigor, and freshness rather than physical attributes.
2) A person can remain youthful even at 50 if they retain their appetite for adventure and ideals, whereas one can become old even at a young age by abandoning enthusiasm and hope.
3) As long as one receives messages of beauty, hope, and courage from within and without, their heart remains young, but if covered with pessimism and cynicism, they have grown old indeed.
O documento fornece várias li??es de vida curtas em frases concisas. As principais li??es incluem: 1) aprender com os erros; 2) crescer n?o significa apenas ficar mais velho; 3) o silêncio é melhor do que a indiferen?a.