“Only a fool worries over what he can’t control.”

“If you are going to impose your will on the world, you must have control over what you believe.”

“Only priests and fools are fearless and I've never been on the best of terms with God.”

“I would never normally approach a woman in this way, but I couldn't help but notice that you have the eyes of a lady I was once desperately in love with. ""What a shame to love only once," she said, showing her white teeth in a wicked smile. "I've heard some men can manage twice or even more."I ignored her gibe. "I am only a fool once. Never will I love again.”

“A tree doesn't make a thunderstorm, but any fool knows where lightning's going to strike.”

“He taught only one class: 'Unlikely Maths'. But since the time was listed as "now" and the place, "everywhere," this was hardly helpful in tracking him down.”

“Why are you smiling?''I'm relieved,' I said honestly. 'I was worried I'd given myself cadmium poisoning, or I had some mysterious disease. This is just someone trying to kill me.”