Concentration of effort and the habit of working with a definite chief aim are two of the essential factors in success, which… — David Frost Copy Share Image
Change might not be fast and it isn't always easy. But with time and effort, almost any habit can be reshaped. — Charles Duhigg Copy Share Image
It cannot but be injurious to the human mind never to be called into effort: the habit of receiving pleasure without any… — Samuel Taylor Coleridge Copy Share Image
