疼痛研究不仅仅是缓解痛苦；它关乎理解人类生物学的一个基本方面。
Pain research is not just about alleviating suffering; it's about understanding a fundamental aspect of human biology.
The world of the happy is quite another than that of the unhappy.
真正的勇气不是无所畏惧，而是面对恐惧依然前行。
"A story has no beginning or end: arbitrarily one chooses that moment of experience from which to look back or from which to look ahead."