add initial citation; reduce section on pandoc; tighten references

1 files changed, 6 insertions, 0 deletions

diff --git a/_intro.qmd b/_intro.qmd
index b8aedb5..d0f094b 100644
--- a/_intro.qmd
+++ b/_intro.qmd
@@ -1,3 +1,9 @@
+> A Markdown-formatted document should be publishable as-is,
+> as plain text,
+> without looking like it’s been marked up
+> with tags or formatting instructions.  
+> [@Gruber2004syntax, section "Philosophy"]
+
 The markup language Markdown was introduced in 2004
 with the specific aim of helping authors focus on content,
 separate from layout concerns