Jeez, I thought this subject was finished. It makes an argument about religion seem tame.
Excellent tutorial on wire termination with pictures so jorjo can understand by Mainesail All About Marine Wire Termination Photo Gallery by Maine Sailing at pbase.com
Making battery cables also by Mainesail Making Your Own Battery Cables Photo Gallery by Maine Sailing at pbase.com
Wire size calculator - thanks Mainesail AWG by wire length/amps calculator
ABYC - segment of standards with wire ampacity table at bottom ABYC Wiring Standards
Link to a looong Sailnet thread on this very subject for those of you who would like to read more on this subject Crimping versus Soldering