I have found the best way to learn is to firstly follow a Tutorial and then experiment with it. A lot of the best results tend to come from pure trial and error. This is especially the case with Cinema 4D where the slightest change can make the biggest difference!
Have fun and happy Designing!
Cinema 4D ver. 11 & Photoshop CS2 Tutorials Coming Soon!
Cinema 4D ver. 9 Tutorials:
Photoshop 7.0 Tutorials: