Successful traders are comfortable with their 'selfs'.

'We have seen the enemy and he is us'
Pogo (US Satirical Character).

'Always be yourself, express yourself, have faith in yourself, do not go out and look for a successful personality and duplicate it'.
Bruce Lee.

'It is said that if you know your enemies and know yourself, you will not be imperiled in a hundred battles;
if you do not know your enemies but do know yourself, you will win one and lose one;
if you do not know your enemies nor yourself, you will be imperiled in every single battle'.
Sun Tzu (The art of war).

'One's own self is well hidden from one's own self; of all mines of treasure, one's own is the last to be dug up.'
Friedrich Nietzsche.

‘It’s not the mountain we conquer-but ourselves.’ 

Sir Edmund Hillary.