Artificial intelligence is growing up fast, as are robots whose facial expressions can elicit empathy and make your mirror neurons quiver.

Look in the mirror. The face that pins you with its double gaze reveals a chastening secret.

Nothing is more memorable than a smell. One scent can be unexpected, momentary and fleeting, yet conjure up a childhood summer beside a lake in the mountains...

I don't want to get to the end of my life and find that I lived just the length of it. I want to have lived the width of it as well.

It began in mystery, and it will end in mystery, but what a savage and beautiful country lies in between.

I swear I will not dishonor my soul with hatred, but offer myself humbly as a guardian of nature, as a healer of misery, as a messenger of wonder, as an architect of peace.

Wonder is the heaviest element on the periodic table. Even a tiny fleck of it stops time.

No matter how politely one says it, we owe our existence to the farts of blue-green algae.

Words are such small things, like confetti in the brain, and yet they are color and clarify everything, they can stain the mind or warp the feelings.

The heart is a museum, filled with the exhibits of a lifetime's loves.

We live on the leash of our senses. There is no way in which to understand the world without first detecting it through the radar-net of our senses.

All pursuits are pointless and fruitless unless and until love and compassion are found and then are the foundation and destination of all you do

Ah, cruel fate, how swiftly joy and sorrow alternate!

We forgive the crimes of individuals, but not their participation in a collective crime.

Enthusiasm is nothing more or less than faith in action.

Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world.

The difference between a calculated risk and rolling the dice can be expressed in one word: homework.

Don't look back, over your shoulder! Keep your eye on freedom shore! Because you know the brave man with you, also pays for the wages of war.

Evolution is the cornerstone of modern biology. Intelligent design is not a scientific concept.

The House of Lords must go - not be reformed, not be replaced, not be reborn in some nominated life-after-death patronage paradise, just closed down, abolished, finished.

I need to listen well so that I hear what is not said.