You could vote for, as it was in that time, Gore, Bush, Nader, or not voting and I'll leave it to you to decide which of those is equivalent to not voting.

当时你可以这样投票,你可以投给戈尔,布什,纳德,或者投弃权票,我留给你们自己去考虑,投给谁等于弃权

耶鲁公开课 - 博弈论课程节选