It may be that the strongest instinct of the human race, stronger than sex or hunger, is curiosity: the absolute need to know. It can and often does motivate a lifetime, it kills more than cats, and the prospect of satisfying it can be the most exciting of emotions.

Maybe I live in what is for me the wrong time.

And that, my friend, is how the world ends. On the edge of a precipice, with one foot over the edge, it stops, turns and goes back, leaving an empty earth of birds and insects, wind, rain and rusting weapons.

When you've heard one bagpipe tune, you've heard them both.

Have you ever given someone a book you enjoyed enormously, with a feeling of envy because they were about to read it for the first time, an experience you could never have again?

It may be that the strongest instinct of the human race, stronger than sex or hunger, is curiosity: the absolute need to know. It can and often does motivate a lifetime, it kills more than cats, and the prospect of satisfying it can be the most exciting of emotions.

As Einstein himself pointed out. He said we’re like people in a boat without oars drifting along a winding river. Around us we see only the present. We can’t see the past, back in the bends and curves behind us. But it’s there.