Time is the factor of fear and thought: if you don’t change now, you won’t ever change.
You are the centre of that world. That is the world you live in. Now how will you change the world? By changing yourself.
Life is a journey towards the unknown. An empty mind is useful in that journey rather than a mind filled with past.
Self-knowledge is not a thing to be bought in books, but it is awareness, from moment to moment.