Tony Robbins started out as a broke janitor — then he saved a week's worth of pay, and the way he spent it changed his life

• Tony Robbins grew up poor with a troubled childhood.• At 17, he spent a week's pay on a Jim Rohn seminar.• Rohn helped Robbins develop a coaching style that made him famous by his mid-20s. Tony Robbins is the world's premiere "performance coach," a job that entails selling out stadiums with life …