"Voting is a right best exercised by people who have taken time to learn about the issues"

In this quote, Tony Snow is emphasizing the value of being an informed voter. He thinks that the act of ballot is a right that needs to not be taken lightly, and that it is finest exercised by individuals who have actually put in the time to educate themselves on the various concerns at hand. Snow is suggesting that just casting a vote without comprehending the intricacies and ramifications of the concerns at stake is not an accountable usage of this right. By encouraging individuals to make the effort to learn about the problems, Snow is promoting the idea of being an active and engaged citizen, instead of a passive one.