Mahabharata 6.35.6

इच्छा द्वेषः सुखं दुःखं संघातश्चेतना धृतिःएतत्क्षेत्रं समासेन सविकारमुदाहृतम्

icchā dveṣaḥ sukhaṃ duḥkhaṃ saṃghātaścetanā dhṛtiḥetatkṣetraṃ samāsena savikāramudāhṛtam

Our plain-language meaning of this verse is waiting for scholar review.