There are many sentences that describe passion, such as: Her eyes were burning with fire. His heart was beating wildly as if it were about to jump out of his chest. His cheeks were burning hot. His heart was beating so fast that it seemed to jump out of his ears. Her lips curled up slightly as if she was about to bite down. His fingers gripped her hair tightly as if he was trying to grab hold of her soul. His heart seemed to be tightly gripped by an invisible hand, unable to move. Her breathing quickened as if she was suffocating. His palm held her waist tightly as if he wanted to take her off the ground. Her heart beat faster as if it was about to jump out of her lungs.