श्लोक 2.56

दुःखेष्वनुद्विग्नमनाः सुखेषु विगतस्पृहः। वीतरागभयक्रोधः स्थितधीर्मुनिरुच्यते॥

duḥkheṣv anudvigna-manāḥ sukheṣu vigata-spṛhaḥ, vīta-rāga-bhaya-krodhaḥ sthita-dhīr munir ucyate.

Meaning

A calm person does not panic when things go wrong. They do not get angry or scared easily. Peaceful thinking makes us strong inside.