Everyone suffers. But many do not take it to heart that the suffering comes as a punishment for transgressions, rather they consider it accidental. The proper attitude is that suffering is an atonement. With this realization a person appreciates that suffering in this world saves him suffering in the next.
He is well along the road to perfect manhood who does not allow the thousand little worries of life to embitter his temper, or disturb his equanimity. An undivided heart which worships God alone, and trust him as it should, is raised above anxiety for earthly wants.
There be three usual causes of ingratitude upon a benefit received - envy, pride, and covetousness; envy, looking more at other's benefits than our own; pride, looking more at ourselves than at the benefit; covetousness, looking more at what we would have than at what we have.
He only is great at heart who floods the world with a great affection. He only is great of mind who stirs the world with great thoughts. He only is great of will who does something to shape the world to a great career. And he is greatest who does the most of all these things and does them best.
The heart is wiser than the intellect.
Head knowledge is good, but heart knowledge is indispensable. The training of the hands and feet must be added to make a rounded education. We must all learn these days to become spiritual pioneers if we would save the world from chaos.
Remember that God will not be mocked; that it is the heart of the worshiper which He regards. We are never safe till we love Him with our whole heart whom we pretend to worship.