«But the strength, hard work and tirelessness of the people has not. (thelodownny.com)
I always admired you for your (apparent) tirelessness motivation. (deliciouslyella.com)
Gagosian recalls McNutt's tirelessness during the 2010 Deepwater Horizon oil spill; she headed up the Flow Rate Technical Group, whose estimates of the flow of oil from the spill ultimately helped determine BP's liability. (sciencemag.org)