If you would inform, a positive and dogmatic manner in advancing your sentiments may provoke contradiction and prevent a candid attention. If you wish information and improvement from the knowledge of others, and yet at the same time express yourself as firmly fixed in your present opinions, modest, sensible men, who do not love disputation, will probably leave you undisturbed in the possession of your error.
Their learning is like bread in a besieged town: every man gets a little, but no man gets a full meal.
I am defeated, and know it, if I meet any human being from whom I find myself unable to learn anything.
Many people realize their hearts desires late in life. Continue learning, never stop striving and keep your curiosity sharp, and you will never become too old to appreciate life.