You probably have had the experience of being unable to think of a name or some other piece of information that was on the tip of your tongue....
द वर्ल्ड बुक एन्सायक्लोपिडिया यात असे म्हटले आहे: “काळाच्या ओघात सहसा लोक मागच्या बऱ्‍याच गोष्टी विसरत जातात....