““As you read this, in the five cups of tofu-like tissue inside your head, nested amid a trillion support cells, 80 to 100 billion neurons are signaling one another in a network with about half a quadrillion connections, called synapses. All this incredibly fast, complex, and dynamic neural activity is continually changing your brain. Active synapses become more sensitive, new synapses start growing within minutes, busy regions get more blood since they need more oxygen and glucose to do their work, and genes inside neurons turn on or off. Meanwhile, less active connections wither away in a process sometimes called neural Darwinism: the survival of the busiest.””
![“[I]f you can be with the pleasant without chasing after it, with the unpleasant without resisting it, and with the neutral without ignoring it - [...] that is an incredible [...] freedom.” quote by Rick Hanson](https://sms4smile.com/quotes/img-quotes/519/rick-hanson-10793_freedom_i-f-you-can-be-with-the-pleasant-without_67835.jpg)
![“Letting go of ill will does not mean passivity, silence, or allowing yourself or others to be harmed. [...] There is plenty of room for speaking truth to power and effective action without succumbing to ill will. [...] In fact, with a clear mind and peaceful heart, your actions are likely to be…” quote by Rick Hanson](https://sms4smile.com/quotes/img-quotes/701/rick-hanson-10793_neuroscience_letting-go-of-ill-will-does-not-mean-pas_496486.jpg)