Visit TED.com to get our entire library of TED Talks, transcripts, translations, personalized talk recommendations and more. Difficult emotions can get under your skin if you're not careful. Sport and performance consultant Jessica Woods calls this the "jumping cholla effect," inspired by a sneaky kind of cactus that detaches and burrows its spines into unsuspecting passersby. In this empowering talk, she shares four mood-regulating strategies to help you gain self-awareness of your feelings, avoid catching other people's emotions and perform at your peak -- whatever the prickly situation may be. The TED Talks channel features the best talks and performances from the TED Conference, where the world's leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design -- plus science, business, global issues, the arts and more. You're welcome to link to or embed these videos, forward them to others and share these ideas with people you know. Follow TED on Twitter: twitter.com/TEDTalks Like TED on Facebook: facebook.com/TED Subscribe to our channel: youtube.com/TED TED's videos may be used for non-commercial purposes under a Creative Commons License, Attribution–Non Commercial–No Derivatives (or the CC BY – NC – ND 4.0 International) and in accordance with our TED Talks Usage Policy (www.ted.com/about/our-organization/our-policies-terms/ted-talks-usage-policy). For more information on using TED for commercial purposes (e.g. employee learning, in a film or online course), please submit a Media Request at media-requests.ted.com