In the worst case scenario, strategic voting can actually have the exact opposite effect: taking votes away from the candidate most able to defeat a Conservative, allowing the Conservative to win. (thetyee.ca)
People have tried to off Gods in the past, yet it is demonstrably true that the exact opposite effect has occurred, thus actually growing and reinforcing the church in numbers. (religion.blogs.cnn.com)
Had the exact opposite effect on me. (sbnation.com)