"This is a tip. It contains useful supplementary information about the 
topic at hand."

"This is a warning. It helps you solve and avoid annoying problems."

tight honeymoon: "First of all, the incredible patience of Federica, who went as far as letting me review the first edition during our honeymoon, with a laptop in the tent. "

there's some richard prince cowboys at the start of very chapter.

"morgana.root# rsh wolf head /proc/self/maps #### alpha-axp: static ecoff 
000000011fffe000-0000000120000000 rwxp 0000000000000000 00:00 0 #stack 
0000000120000000-0000000120014000 r-xp 0000000000000000 08:03 2844 #text 
0000000140000000-0000000140002000 rwxp 0000000000014000 08:03 2844 #data 
0000000140002000-0000000140008000 rwxp 0000000000000000 00:00 0 #bss"