there is not one in a hundred of either sex, who is not taken in when they marry. ... it is, of all transactions, the one in which people expect most from others, and are least honest themselves.
The reason why any one refuses his assent to your opinion, or his aid to your benevolent design, is in you: he refuses to accept you as a bringer of truth, because, though you think you have it, he feels that you have it not. You have not given him the authentic sign.
In the dictionary of the seeker of truth there is no such thing as being "not successful." He is or should be an irrepressible optimist because of his immovable faith in the ultimate victory of Truth, which is God.
This is the truth: as from a fire aflame thousands of sparks come forth, even so from the Creator an infinity of beings have life and to him return again.
Truth resides in every human heart, and one has to search for it there, and to be guided by truth as one sees it. But no one has a right to coerce others to act according to his own view of truth.