Worry a little bit every day and in a lifetime you will lose a couple of years. If something is wrong, fix it if you can. But train yourself not to worry: Worry never fixes anything.
It is better to do one's own duty, however defective it may be, than to follow the duty of another, however well one may perform it. He who does his duty as his own nature reveals it, never sins.
How can you prove whether at this moment we are sleeping, and all our thoughts are a dream; or whether we are awake, and talking to one another in the waking state?