BG 2.57
यः सर्वत्रानभिस्नेहस्तत्तत्प्राप्य शुभाशुभम् ।
नाभिनन्दति न द्वेष्टि तस्य प्रज्ञा प्रतिष्ठिता ॥
नाभिनन्दति न द्वेष्टि तस्य प्रज्ञा प्रतिष्ठिता ॥
yaḥ sarvatrānabhisnehas tat tat prāpya śubhāśubham
nābhinandati na dveṣṭi tasya prajñā pratiṣṭhitā
nābhinandati na dveṣṭi tasya prajñā pratiṣṭhitā
Word-for-word meanings
yaḥ — one who; anabhisnehaḥ — remains unattached; sarvatra — in everything; na abhinandati — who neither rejoices; na dveṣṭi — nor detests; prāpya — on attaining; tat — those [corresponding conditions]; śubha — [of] good fortune; aśubham — [and] misfortune; prajñā — the wisdom; tasya — of such a person; pratiṣṭhitā — is stable.
Translation
One who remains without attachment in the midst of all things, who neither rejoices at the attainment of good fortune nor detests the befalling of misfortune — such a person is of stable wisdom.