Reuven Rivlin

The goal of a life free of dysphoria is a snare and a delusion. A better goal is of good commerce with the world. Authentic happiness, astonishingly, can occur even in the presence of authentic sadness.

But Hale's warning the President about going to Dallas was that there was great infighting among the members of the Democratic party and the Democratic stars in the state and he didn't want the President to become involved in a factional disagreement.