From a pastor friend of mine...

..not saying who. 

"The reason dinosaurs became extinct."

From a web site of missions quotes

The spirit of Christ is the spirit of missions. The nearer we get to Him, the more intensely missionary we become. — Henry Martyn

For more see this site.

From Perspectives

Our obligation is to seek the expansion of the knowledge of the glory of God and His Kingdom, and this would logically require us each to prayerfully seek God about doing the hardest thing we are able to do in the most crucial task we can find. — Ralph Winter

From Mikey's Funnies

You don't stop playing because you grow old, you grow old because you stop playing. — G.B. Shaw

From another quote web site

To know that nothing hurts the godly, is a matter of comfort; but to be assured that all things which fall out shall co-operate for their good, that their crosses shall be turned into blessings, that showers of affliction water the withering root of their grace and make it flourish more; this may fill their hearts with joy till they run over. — Thomas Watson

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Similar from the same site:

God takes away the world, that the heart may cleave more to Him in sincerity. — Thomas Watson

Not to be afflicted is a sign of weakness; for, therefore God imposeth no more on me, because he sees I can bear no more. — Joseph Hall

The winter prepares the earth for the spring, so do afflictions sanctified prepare the soul for glory. — Richard Sibbes

As the wicked are hurt by the best things, so the godly are bettered by the worst. — William Jenkyn

Poverty and affliction take away the fuel that feeds pride. — Richard Sibbes