He even thought that competition helped drive change.

VOA: special.2009.12.01

Paul thought the violets,roses, and lilies of the valley looked even more lovely because they were blooming in the middle of winter.

VOA: special.2009.04.11

He spoke to us about the finding. "It really means that the planet is more active than we thought,and more active and that can be geologically or maybe even biologically."

VOA: special.2009.12.30