Wittgenstein later told David Pinsent that Russell's encouragement had proven his salvation, and had
ended nine years of loneliness and suffering, during which he had continually thought of suicide.
Also, once upon arrival to Russell's rooms one night Wittgenstein announced to Russell that he would kill himself once he left.[111] Of things Wittgenstein personally told Russell,
Ludwig's temperament was also recorded in the diary of David Pinsent.