心こころの平たいら

Meanings

1

even-tempered; calm-minded; serene

Describes a person whose heart is calm and not easily disturbed; a steady, composed disposition.

彼かれはいつも心こころの平たいらな人ひとだ。
He is always an even-tempered person.
心こころの平たいらでいることは難むずかしい。
It is difficult to stay calm-minded.