How the world's leading innovators push their ideas to fruition again and again Edison famously said that genius is 1 percent inspiration, 99 percent perspiration. Ideas for new businesses, solutions to the world's problems, and artistic...
Price history
▼-26.68%
Dec 6, 2021
€10.73
▲25.02%
Nov 15, 2021
€14.63
Oct 25, 2021
€11.70