When the speaker has strong beliefs about a controversial issue, how can that speaker achieve identification with an opponent without compromising his or her own beliefs? What common bonds might be established between opposing sides on the following top

When the speaker has strong beliefs about a controversial issue, how can that speaker achieve identification with an opponent without compromising his or her own beliefs? 

What common bonds might be established between opposing sides on the following topics?

1. The death penalty
2. Stem-cell research