>My strengths are zero to one product strategy and deeply understanding people. I wield these to build great early stage products and coach PM’s to help reach the next level in their careers<p>I'm trying to understand what does the first sentence mean here. Is the author saying he is not good at product strategy and understanding people?<p>On related note, why does anyone use the style of writing where presence or absence of one word completely changes the meaning of the sentence when there are equally good alternatives to write.