#friction

Heat can also be produced by the impact of imperfectly elastic bodies as well as by friction. This is the case, for instance, when we produce fire by striking flint against steel, or when an iron bar is worked for some time by powerful blows of the hammer. ↗

— Hermann von Helmholtz

#also #bar #blows #bodies #case

I do remember the whole thing as being very argumentative, hot blooded... a permanent state of friction between Jon and Chris, Chris and me, me and Jon. ↗

— Bill Bruford

#between #blooded #chris #friction #hot

They're keeping friction going between people from the East and the West. One thing we all got in common is your color, which is Black and Latino, which is our family. ↗

— Afrika Bambaataa

#black #color #common #east #family

A gem cannot be polished without friction, nor a man perfected without trials. ↗

— Lucius Annaeus Seneca

#friction #gem #man #nor #perfected

Kenny, when's the last time you had a physical," Roddy asks. "What're you...the designated driver of my life?" "Mad Dog House ↗

— Mark Rubinstein

#friction-between-partners #design

Iteration, like friction, is likely to generate heat instead of progress. ↗

— George Eliot

#generate #heat #instead #like #likely

With a contained environment, there is the promise of friction. And that is where the drama comes from. ↗

— Bruce Greenwood

#contained #drama #environment #friction #promise

One might call habit a moral friction: something that prevents the mind from gliding over things but connects it with them and makes it hard for it to free itself from them. ↗

— Georg C. Lichtenberg

#connects #free #friction #gliding #habit

The keystone of successful business is cooperation. Friction retards progress. ↗

— James Cash Penney

#cooperation #friction #keystone #progress #retards