Khuda@lemmy.world to Mental Health@lemmy.worldEnglish · 9 months agoFriction creates heat, and heat strengthens iron, just as mental struggle sharpens the mind. Without effort and challenge, knowledge remains shallow and fragile; true understanding is forged in laborwww.youtube.comexternal-linkmessage-square2linkfedilinkarrow-up16arrow-down12file-text
arrow-up14arrow-down1external-linkFriction creates heat, and heat strengthens iron, just as mental struggle sharpens the mind. Without effort and challenge, knowledge remains shallow and fragile; true understanding is forged in laborwww.youtube.comKhuda@lemmy.world to Mental Health@lemmy.worldEnglish · 9 months agomessage-square2linkfedilinkfile-text
minus-square[object Object]@lemmy.calinkfedilinkEnglisharrow-up6·9 months agoHeat and friction will also permanently damage a blade
minus-squareJake Farm@sopuli.xyzlinkfedilinkEnglisharrow-up2·9 months agoTempered metal can be undone by heat as well.
Heat and friction will also permanently damage a blade
Tempered metal can be undone by heat as well.