“It is not enough to be well-intentioned; one must strive to put those intentions into action in a capable way. One must consider the effect his actions will have on others. Looked at like this, to persist in ignorance is itself dishonorable.” — Andrew Cohen

“It is far better to grasp the universe as it really is than to persist in delusion, however satisfying and reassuring.” — Carl Sagan

“That which we persist in doing becomes easier, not that the task itself has become easier, but that our ability to perform it has improved.” — Ralph Waldo Emerson

“The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends on the unreasonable man.” — George Bernard Shaw

“The sun persists in rising, so I make myself stand” — Suzanne Collins, in Catching Fire.