Simplify the following text for a Grade 12 native English-speaking person.
Original: Music critic Ian MacDonald interpreted the lyric as an acknowledgment by the group that nothing they would do as individual artists would equal what they had achieved together , and they would always carry the weight of their Beatle past .
Simplified: Music critic Ian MacDonald said that the lyrics was an acknowledgment by the group that nothing they would do as solo artists would equal what they had achieved together , and they would always carry the weight of their Beatle past .