Lisp is not "line oriented", but "expression oriented". Lisp is a "List Processor", not a "Text Processor". If you want to group expressions in a REPL into one

Lisp is not "line oriented", but "expression oriented". Lisp is a "List Processor", not a "Text Processor". If you want to group expressions in a REPL into one expression, use PROGN (or similar). The R in REPL stands for READ, which is a Lisp function, which reads an expression and returns data.