Francis Schaeffer was a prophetic voice to Christianity for the latter half of the 20th Century.  His treatises such as Mark of the Christian and Two Contents, Two Realities were excellent primers for Gospel-Centered & Missional Christianity long before either Gospel-Centered or Missional were coined terms.

The premise behind his philosophy has been has been summarized in this mathematical equation:

• Truth – Love = Ugliness
• Love – Truth = Compromise

How might this theorem, if lived out, effect the church? How could it impact your life?