To deride the hope of progress is the ultimate fatuity, the last word in poverty of spirit and meanness of mind.

Scientific reasoning is a dialogue between the possible and the actual, between proposal and disposal between what might be true, and what is in fact the case.

The alternative to thinking in evolutionary terms is not to think at all.

Is the Scientific Paper a Fraud?

Today the world changes so quickly that in growing up we take leave not just of youth but of the world we were young in.

I cannot give any scientist of any age better advice than this: the intensity of a conviction that a hypothesis is true has no bearing over whether it is true or not.

Innocent, unbiased observation is a myth.

The human mind treats a new idea the same way the body treats a strange protein; it rejects it.

Heredity proposes and development disposes.

The art of research [is] the art of making difficult problems soluble by devising means of getting at them.

If a scientist were to cut his ear off, no one would take it as evidence of a heightened sensibility.

On the bank of an ocean, let your mind fly in the cloudless sky while your heart enjoys the love of the sun.

The state of our heart is very important in fulfilling our destiny

Amanda, whether you know it or not, I'm all the security you'll ever need. I would never let anyone harm a single hair on your head.

They will envy you for your success, your wealth, for your intelligence, for your looks, for your status - but rarely for your wisdom.

The harsh reality will be the fear that has always been at the back of your mind coming to play right in front of your eyes

Knowledge is the harvest of attention

Don't be a hog: the only time a hog helps the community is when he dies.

Be kind; you're only here for a while. No sense of superiority, just do things for others. It's really fun.

The final test of a work of art is not whether it has beauty, but whether it has power.

A small profit is better than a big loss.