by Dave Pelzer
by Haemin Sunim
by Alvin Toffler
by Malcom Gladwell
by Liz Greene
by John Mason
by Collin Wilson
by Catherine Gray
by Alan Baddeley
by Stephen R. Covey
by Deepak Chopra
by M. Scott Peck
by Y. Napier
by James Clear
by Dirk Wittenborn
by Franz Kafka
by David A.Kessler
by Adam M. Grant
by Rolf Dobelli
