21. Well-written tweets are...

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58. Image Credits 1
Slide 1 (laptop): http://www.flickr.com/photos/22220144@N06/2351656805
Slide 2 (Twitter icon): http://digitalchecking.blogspot.co.uk/p/twitter-follow-me-images-for-you.html
Slide 3 (Twitter cupcake): http://www.flickr.com/photos/bakerella/3330087454/
Slide 4 (keyboard): http://www.flickr.com/photos/60648084@N00/2462966749
Slide 5 (spanners): http://www.flickr.com/photos/89618128@N00/3269784239
Slide 6 (Legoland restroom): http://www.flickr.com/photos/arthaey/330629949/
Slide 7 (fingerprint) : http://www.flickr.com/photos/18519023@N00/3375927969
Slide 8 (bullseye): http://www.flickr.com/photos/51035706835@N01/154077776
Slide 9 (heart): http://www.flickr.com/photos/53611153@N00/470473931
Slide 10 (headline): http://www.flickr.com/photos/78011127@N00/3007501343
Slide 11 (blue arrow): http://www.flickr.com/photos/53611153@N00/6104746463
Slides 12-19 (clouds): http://www.flickr.com/photos/turtlemom_nancy/2046347762/
Slide 20 (Rubik's cube): http://www.flickr.com/photos/27237408@N03/3127634297
Slide 21 (sewn twitter bird): http://www.flickr.com/photos/16324044@N00/384894106
Slide 22 (seats): http://www.flickr.com/photos/51035555243@N01/155918164
Slide 23 (gifts): http://www.flickr.com/photos/83346641@N00/5545810212
Slide 24 (wooden pegs): http://www.flickr.com/photos/83346641@N00/6068008931
Slide 25 (eggs): http://www.flickr.com/photos/73645804@N00/2607036664

59. Image Credits 2
Slide 26 (The Thinker): http://www.flickr.com/photos/56008930@N00/3190048572
Slide 27 (pin): http://www.flickr.com/photos/19726768@N03/4279137482
Slide 28 (color pencils): http://www.flickr.com/photos/79865753@N00/2212817189
Slide 29 (action figures): http://www.flickr.com/photos/83346641@N00/4369073183
Slide 30 (formula): http://www.flickr.com/photos/11091003@N02/4362414729
Slide 31 (sharing drink): http://www.flickr.com/photos/70609370@N00/2773208127
Slide 32 (calligraphy): http://www.flickr.com/photos/99887995@N00/4762384399
Slide 33 (handprints): http://www.flickr.com/photos/36613169@N00/2879088619
Slide 34 (clouds): http://www.flickr.com/photos/turtlemom_nancy/2046347762 and (cupcake) http://www.flickr.
com/photos/12803689@N02/3229153310
Slide 48 (baby with blocks): http://www.flickr.com/photos/40645538@N00/4269399012
Slide 54 (important bench): http://www.flickr.com/photos/66742614@N00/290711738
Slide 55 (conversation): http://www.flickr.com/photos/71297346@N00/1206596658
Slide 56 (questions): http://www.flickr.com/photos/40021607@N00/185508448
Slide 57 (Twitter cupcakes): http://www.flickr.com/photos/bakerella/3330105530/