Jimenes completed his primary and secondary education in Santo Domingo, receiving a Bachelor of Arts.
He then entered the Faculty of Law at the University of Santo Domingo, but his passion for philosophy made him abandon this course.
In 1934, Jimenes was discovered plotting against the dictator Rafael Leonidas Trujillo and was imprisoned and then exiled in 1935.
[3] He lived in Puerto Rico, Venezuela, the United States and Cuba where he remained in exile for twenty-six years while he continued to fight the tyranny of Trujillo.
Six months after Trujillo's assassination he returned to his country and immediately integrated into national policy.