Fear of Success

Nought's had, all's spent, Where our desire is got without content: 'Tis safer to be that which we destroy Than by destruction dwell in doubtful joy. So speaks Lady Macbeth upon the attainment of the aim of her ambition (act 3, scene 2). Is this expression of a fear of success the consequence of the highly competitive arena in which she is striving to achieve? Will this sentiment later lead to the avoidance of this or other forms of success? Does she fear success because she is a woman? Whi...