Technically, this is an English Language question really rather than about psychology or neuroscience.
Esteem is about respect and admiration. See https://dictionary.cambridge.org/dictionary/english/esteem
Therefore, someone who has self-esteem respects themselves and admires their achievements.
So to expand on that, if you have self-esteem, that helps to ...
The different types of connections can be histologically identified and separated on the basis of their connectivity in the cortex.
Recurrent synapses in the cortex can be defined as (Douglas & Martin, 1995):
[...] connections between layer 2 and 3 pyramidal cells, in which a target neuron projects
back to its source neuron in a tight positive feedback ...
The classical psychedelics (mescaline, DMT etc.) are derived from plants (peyote, ayahuasca) and have a long history of use by shamans and originally often mainly served religious purposes, before being exploited by the New World peoples for recreational (and occasionally scientific) purposes. LSD is also considered to be ...
Wikipedia explains that there's not one theory of learned helplessness but several, some more encompassing than others with respect to what is learned:
Research has found that a human's reaction to feeling a lack of control differs both between individuals and between situations, i.e. learned helplessness sometimes remains specific to one situation but at ...