In about 300-400 words discuss what a well internationally diversified portfolio looks like right now, after looking through various funds' allocations by Vanguard?

https://investor.vanguard.com/mutual-funds/vanguard-mutual-funds-list

Their Wellington fund https://personal.vanguard.com/us/funds/snapshot?FundId=0021&FundIntExt=INT

currently puts 65% in stock, an 34% in bond.

Rules of Thumb:A lot of rules of thumb exits to guide investment decisions. For example, a very basic asset allocation formula is the 60/40 stock/bond split. John Bogle, the pioneer in index funding, recommends that the percentage of bond should be close to one's age.