There is no heresy or no philosophy which is so abhorrent to the church as a human being.

A man of genius makes no mistakes; his errors are volitional and are the portals of discovery.

Writing in English is the most ingenious torture ever devised for sins committed in previous lives. The English reading public explains the reason why.

It is a symbol of Irish art. The cracked looking-glass of a servant.

There's a fundamental question that everyone has to answer: What fraction of your life do you spend in service to your fellow man? It's not something that science helps you answer at all. It's one of these questions like, Who are you gong to marry? Science doesn't really help you with the question.

My scientific pursuits have led to many opportunities and responsibilities beyond those of simply doing research. For example, as a beginning graduate student, it never occurred to me that the life of a scientist could involve so much travel, something that I have always loved.

In science, 'fact' can only mean 'confirmed to such a degree that it would be perverse to withhold provisional assent.' I suppose that apples might start to rise tomorrow, but the possibility does not merit equal time in physics classrooms.

The great unity which true science seeks is found only by beginning with our knowledge of God, and coming down from Him along the stream of causation to every fact and event that affects us.