Diversify your blockfolio - leave out sentiments

"Speaking to CNBC, Lee, who is well-known for his bullish stance on Bitcoin, said that although he was averse to “taking sides,” he would rather put “new money” into Bitcoin than the altcoin alternative."

“I think both have merits,” he explained to the network’s Fast Money segment.

“But if I were putting new money to work today - a fresh dollar - I would be a lot more interested in buying a laggard that could attract inflows as opposed to something that’s already potentially overbought.”

Article source: https://cointelegraph.com/news/id-put-new-money-into-bitcoin-not-bitcoin-cash-says-tom-lee
I love Bitcoin and it comes with sentiment as well but shouldn't it rather be based on diversifying the blockfolio and leave out sentiments?