“Probably half the questions we ask — half our great theological and metaphysical problems — are like that.”

“Of the nine red cards this season we probably deserved half of them.”

“The system problem is essentially the problem of the limitation of analytical procedures in science. This used to be expressed by half-metaphysical statements, such as emergent evolution or ‘the whole is more than the sum of its parts,’ but has a clear operational meaning.”

“The great problems of the world - social, political, economic and theological - do not concern me in the slightest…If all the Armenians were to be killed tomorrow and if half of Russia were to starve to death the day after, it would not matter to me in the least. What concerns me alone is myself and the interests of a few close friends.”

“The ceremony was long and intricate, probably none of them could have explained why half of it was done, and the explanations for the other half would probably have been thoroughly incorrect.”

“A prudent question is one-half of wisdom.”

“a problem well put is half solved.”

“I don't know half of you half as well as I should like; and I like less than half of you half as well as you deserve.”

“One day, someone showed me a glass of water that was half full. And he said, "Is it half full or half empty?" So I drank the water. No more problem.”

“In the first-half we were like the Dog and Duck, in the second-half we were like Real Madrid. We can't go on like that. At full-time I was at them like an irritated Jack Russell.”