English to Russian Bus/Financial Law: Contract(s)

Генеральное соглашение между заказчиком и организацией, проводящей исследование.
Раздел "Waiver" ("Отказ от осуществления прав")

"No failure, delay, ***relaxation or indulgence*** by any Party in exercising any right conferred on such Party by this Agreement shall operate as a waiver of such right, nor shall any single or partial exercise of any such right nor any single failure to do so, preclude any other or future exercise of it, or the exercise of any other right under this agreement."

Суть понятна, но сформулировать никак не удаётся.