Steve Schwarzman’s guiding philosophy has always been to “go big,” and despite Blackstone having surpassed $1 trillion in assets, he’s still feeling expansive.By Sergei Klebnikov, Forbes StaffBlackstone’s 77-year old founder and chief executive grew up in a suburb of Philadelphia. From as early as ten-years-old, he would work at his father’s curtains and linens store by helping work the counter. By age 14, he ran his own lawn mowing business where he focused on new clients while his younger twin brothers wo ...