mentally prepairing for a 24h … geschrieben am2010/5/19 von joaoflux mentally prepairing for a 24h mtb race. I hope some of the tricks from my tennis bible will be helpful http://amzn.to/czF5a8 mentally prepairing for a 24h mtb race. I hope some of the tricks from my tennis bible will be helpful http://amzn.to/czF5a8