Never keep a line of retreat: it is a wretched invention.
Alas! Alas! Life is full of disappointments; as one reaches one ridge there is always another and a higher one beyond which blocks the view.
Never stop because you are afraid – you are never so likely to be wrong.
It is better to go skiing and think of God, than go to church and think of sport.
The difficult is what takes a little time; the impossible is what takes a little longer.
I demolish my bridges behind me – then there is no choice but forward.