אֵיזֶהוּ גִבּוֹר, הַכּוֹבֵשׁ אֶת יִצְרוֹ, שֶׁנֶּאֱמַר (משלי טז) טוֹב אֶרֶךְ אַפַּיִם מִגִּבּוֹר וּמשֵׁל בְּרוּחוֹ מִלֹּכֵד עִיר.
Pirke Avot 4:1 Who is mighty? One who subdues their [evil] inclination, as it is said: “One that is slow to anger is better than the mighty; and one that rules their spirit than one that takes a city” (Proverbs 16:32).
How do we understand the two ideas of Hebrew "Gevurah" related to "Gibur" (Hebrew word for Hero) and English discipline as we seek to define this middah?