One should remain as a witness to whatever happens, adopting the attitude, 'Let whatever strange things that happens happen, let us see!' This should be one's practice. Nothing happens by accident in the divine scheme of things.
Ramana MaharshiEven in intake, the one steadfast thought is said to be the natural state. Nirvikalpa Samadhi will result when the sensory objects are not present.
Ramana MaharshiTo ask the mind to kill itself is like making the thief the policeman. He will go with you and pretend to catch the thief, but nothing will be gained. So you must turn inward and see where the mind rises from, and then it will cease to exist.
Ramana Maharshi