01 / 18Big Think≈ niveau approximatifA20:56–1:05 , , , .
02 / 18Big Think≈ niveau approximatifA24:19–4:22
.
03 / 18The Economist≈ niveau approximatifA23:51–3:54
.
04 / 18The Economist≈ niveau approximatifC11:21–1:30
's , .
05 / 18TED≈ niveau approximatifA28:46–8:51
.
06 / 18TED≈ niveau approximatifC13:40–3:52
's ’s - .
07 / 18The Economist≈ niveau approximatifB12:54–3:05
's , .
08 / 18The Economist≈ niveau approximatifA22:28–2:40
.
09 / 18TED≈ niveau approximatifB210:07–10:16
's , .
10 / 18The Economist≈ niveau approximatifA20:00–0:03
's ?
11 / 18CNBC Make It≈ niveau approximatifB25:36–5:42
, .
12 / 18TED≈ niveau approximatifB12:22–2:26
.
13 / 18The Economist≈ niveau approximatifC11:31–1:39
's , , .
14 / 18The Economist≈ niveau approximatifB13:29–3:36
, .
15 / 18The Economist≈ niveau approximatifB11:52–1:58
, 's .
16 / 18CNBC Make It≈ niveau approximatifC17:57–8:04
, , .
17 / 18The Economist≈ niveau approximatifC12:24–2:32
, , .
18 / 18Lex Clips≈ niveau approximatifC18:12–8:30
, , , , , , , .