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If by ‘free will’ you mean the freedom to do what you desire – then yes, humans have free will. But if by ‘free will’ you mean the freedom to choose what to desire – then no, humans have no free will.
21 Lessons for the 21st Century
Yuval Noah Harari
In quantum mechanics, the Hamiltonian of a system is an operator corresponding to the total energy of that system, including both kinetic energy and potential energy. Its spectrum, the system's energy spectrum or its set of energy eigenvalues, is the set of possible outcomes obtainable from a measurement of the system's total energy. Due to its close relation to the energy spectrum and time-evolution of a system, it is of fundamental importance in most formulations of quantum theory.
Hamiltonian (Quantum Mechanics) - Wikipedia
en.wikipedia.org
He who desires or avoids the things which are not in his power can neither be faithful nor free, but of necessity he must change with them and be tossed about with them as in a tempest, and of necessity must subject himself to others who have the power to procure or prevent what lie desires or would avoid;
A Selection From the Discourses of Epictetus
Epictetus
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