Unless you catch ideas on the wing and nail them down, you will soon cease to have any.

Thus when I come to shape here at this table between my hands the story of my life and set it before you as a complete thing, I have to recall things gone far, gone deep, sunk into this life or that and become part of it; dreams, too, things surrounding me, and the inmates, those old half-articulate ghosts who keep up their hauntings by day and night... shadows of people one might have been; unborn selves.

I am obsessed at nights with the idea of my own worthlessness, and if it were only to turn a light on to save my life I think I would not do it. These are the last footprints of a headache I suppose. Do you ever feel that? - like an old weed in a stream. What do you feel, lying in bed?

So coming back from a journey, or after an illness, before habits had spun themselves across the surface, one felt that same unreality, which was so startling; felt something emerge. Life was most vivid then.

But Sasha who after all had no English blood in her but was from Russia where the sunsets are longer, the dawns less sudden, and sentences often left unfinished from doubt as to how best to end them.

Yet Byron never made tea as you do, who fill the pot so that when you put the lid on the tea spills over. There is a brown pool on the table--it is running among your books and papers. Now you mop it up, clumsily, with your pocket-hankerchief. You then stuff your hankerchief back into your pocket--that is not Byron; that is so essentially you that if I think of you in twenty years' time, when we are both famous, gouty and intolerable, it will be by that scene: and if you are dead, I shall weep.

Walden - all his books, indeed - are packed with subtle, conflicting, and very fruitful discoveries. They are not written to prove something in the end. They are written as the Indians turn down twigs to mark their path through the forest. He cuts his way through life as if no one had ever taken that road before, leaving these signs for those who come after, should they care to see which way he went.