uncutstone wu <uncutstone / sina.com> writes: > It seems > In lisp, everything is expression > In smalltalk, everything is object > In Ruby, > everything is an expression > everything is an object > > This kind of characteristic is called closure. > It is also a kind of self-similarity. In Common Lisp, everything is an object too. In Smalltalk, everything is an expression too (but you need ^ to return values). > uncutstone -- Christian Neukirchen <chneukirchen / gmail.com> http://chneukirchen.org