It won't surprise you when Plato looks for an example of something that is eternal and indestructible his mind immedialately starts thinking about the 3 platonic forms. Take the number 3.

当柏拉图寻求,某种永恒，不可毁灭的东西,作为证明例子的时候,你可能不会觉得奇怪他马上想到了,柏拉图形式，比如说数字。

耶鲁公开课 - 死亡课程节选

This can take many forms: for example, government assistance or even help from an angel investor.

FORBES: The Frosty, Festive World Of Investing

It works as follows: the bank (in this example) creates an account with DocuSign and uploads its forms to DocuSign's computers.

ECONOMIST: Electronic signatures

Elemental carbon had long been thought to exist in only three physical forms: graphite, diamond and an amorphous form, of which charcoal is an example.

ECONOMIST: Space-age soot