Sentence:  ... but it also teaches you the value of organization, it shows you the real meaning and import of a <WSD>well-handed</WSD> force that makes for good, it sharpens your wit in debate, it loosens your tongue in the right way and in proper channels, and it instills into you a knowledge of parliamentary law and practice that must needs.... 
Meaning of the word marked with <WSD> tags:  Having plenty of support.