“A man must earnestly want.”
“Never permit failure to become a habit.”
“A man must drive his energy, not be driven by it.”
“A man must be master of his hours and days, not their servant.”
“The way to push things through to a finish effectively must be learned.”
“Learn to adjust yourself to the conditions you have to endure, but make a point of trying to alter or correct conditions so that they are most favorable to you.”