Berurya, one of the sharpest minds in all of Talmudic literature, once caught a student studying Torah in a whisper. She kicked him and said: Scripture teaches that Torah must be "ordered in all your 248 limbs" (2 Samuel 23:5). If you throw your whole body into learning, the knowledge will stick. If you mumble quietly in a corner, it will vanish.
She was right. The Talmud records that Rabbi Eliezer had a student who studied too quietly. After three years, the man forgot everything he had learned. Three years of work, gone, because he treated Torah study like something that could be done on autopilot.
Shmuel gave similar advice to his student Rav Yehuda: "Open your mouth and read. Open your mouth and study." The point was physical. Torah was not meant to stay locked behind closed lips. The verse in (Proverbs 4:22) says Torah brings "life to those who find them"—but the rabbis reread the Hebrew: not "to those who find them" but "to those who bring them out with their mouths." Learning out loud makes Torah part of your body.
Then Shmuel said something startling. He told Rav Yehuda: "Grab and eat, grab and drink. This world is like a wedding feast—fleeting and temporary." Rav told Rav Hamnuna the same thing: "If you have money, spend it on yourself. There is no pleasure in the netherworld, and death does not wait."
This is not hedonism. It is urgency. The Talmud in Tractate Eruvin is saying that Torah demands total engagement—body, voice, passion, everything you have. Study it with your whole being while you still can. Because the wedding feast will end, and the opportunity will not come again.