Yep, semantics. The author is focussed on the transient connotation that 'passion' can (but doesn't necessarily) imply. Substitute 'intrinsic motivation' or 'di

Yep, semantics. The author is focussed on the transient connotation that 'passion' can (but doesn't necessarily) imply. Substitute 'intrinsic motivation' or 'disciplined enthusiasm' and we're all in agreement.