Yes, this truly is the key...the ultimate goal really. WAS need space, crave it in fact and by not getting it, they garner resentment towards the person who is perceived to be holding them back, i.e., you. Patience, unconditional love, validation, and emotional detachment.
"Achieve success, but without vanity; Achieve success, but without aggression; Achieve success, but without gain; Achieve success, but without force." Lao Tzu