“Whatever is biologically possible is natural. There are no “unnatural” behaviors, only culturally forbidden ones.” — FastReads Copy Share Image
“Even though she knew it wasn't biologically possible for her heart to rise into her throat, she swallowed it anyway.” — Dean Koontz Copy Share Image
Certainty is not biologically possible. We must learn (and teach our children) to tolerate the unpleasantness of uncertainty. Science has given us… — Robert A. Burton Copy Share Image
