I is an honor and joy to be invited to participate in this tribute to Jonathan and Jean Bonk.1 It has been a personal privilege to be counted among their many, many friends around the world, especially in the global mission community. I got to know them best through many years of annual visits to the Overseas Ministries Study Center, where they were unfailing in the hospitality extended to me, not only while teaching there, but also when I used it as a home away from home for periods of writing. So it was a particular pleasure for me when Jonathan agreed to be a member of the Lausanne Theology Working Group in the years preceding the Third Lausanne Congress on World Evangelization in Cape Town, 2010. He contributed to several consultations at which we examined the depths of meaning— biblical, theological, and missional—in the Lausanne slogan “The whole church taking the whole gospel to the whole world.” In that way, he contributed indirectly also to the congress itself and to the missiological thinking that eventually found succinct expression in the statement emerging from that congress, the Cape Town Commitment.2 Many of us, including Jonathan, were concerned beforehand that the Cape Town Congress should not be merely a time either of celebrating the forward march of evangelical mission endeavors in the past decades or of compiling statistics, strategies, and plans for great efforts in the future. Doubtless celebrating and planning have their place. But we feared that God might not be as pleased with the state of world evangelicalism as we might be tempted to be pleased with ourselves. We lamented the prevalence of abuses perpetrated in the name of Christ—such as extreme forms of prosperity teachings and the unchristlike lives and behavior of some celebrity leaders. We were suspicious that some of the vaunted statistics of church growth, also the funds that they could generate for all kinds of “ministries,” were essentially “cooked”—unverified and lacking in integrity. We deplored the distorting influence of money and power in relationships between churches and mission agencies across the North-South divide. In short, we were convinced that Cape Town must include an element of self-examination and repentance if it was to be true to the claimed biblical foundations of the evangelical missions community it was bringing together. This concern was accepted by the leadership of the Lausanne Movement in their planning of the congress program, and one of the six congress themes was defined as “Integrity: Calling the Church of Christ back to Humility, Integrity, and Simplicity.” I was invited to give the plenary address with that title. Knowing that those three words will echo warmly in the hearts of Jonathan and Jean, and that indeed they resonate with their Mennonite roots and personal characters, I offer below an edited and expanded version of what I said on that occasion. God’s Mission and Ours