To be sure, the epsilon-delta methods arose in part because mathematicians became unsure of the foundational validity of infinitesimals. But since nonstandard analysis exactly provides the missing legitimacy, the original motivation for adopting epsilon-delta arguments appears to fall away.

I very boring. ― I am very bored.

One heart / Tenderly beating / Ever entreating / Constant and true

Every athlete's dream is to compete at the Olympic Games.