After taking his doctorate in law in 1846 he joined the Parisian bar.
The success of the Etudes d'histoire religieuse and the Essais de morale had made the name of Renan known to a cultivated public. While Mademoiselle Renan remained shut up at home copying her brother's manuscripts or compiling material for his work, the young philosopher began to frequent more than one Parisian salon, and especially the studio of Ary Scheffer, at that time a noted social centre.
His concessions to the Parisian mob and his extreme gentleness towards those who demanded the prosecution of the ministers of Charles X.
This point of view suggested numerous projects, as chimerical as they were generous; two millions sterling (50 million francs) were expended with a view to installing Parisian unemployed workmen as colonists, but this attempt failed miserably.
Around that of Bossuet were collected other noble names: Louis Bourdaloue (1632-1704), whom his contemporaries preferred to Bossuet himself; Esprit Flechier (1632-1710), the politest preacher who ever occupied a Parisian pulpit; and Jules Mascaron (1634-1703), in whom all forms of eloquence were united.
And as the motive power of this formidable mechanism of force they could rely on the native suspiciousness of the Parisian populace, exaggerated now into madness by famine and the menace of foreign invasion.
His Parisian constituents thought his policy too moderate on the clerical question, and he had to seek election in 1885 in the Cote d'Or, which in later years he represented in the Senate.
The Maillotins, as the Parisian insurgents were named from the weapon they used, gained the upper hand in Paris, and were able temporarily to make terms, but the commune of Rouen was abolished, and the Tuchins, as the marauders in Languedoc were called, were pitilessly hunted down.
Lenkei, Zoltan Ferenczy, Aladar Ballagi, Ladislas Negyessy, have shown themselves somewhat too ready to follow the latest Norwegian or Parisian sensation.
He denounced the massacres of September - their inception, their horror and the future to which they pointed - in language so vivid and powerful that it raised for a time the spirits of the Girondists, while on the other hand it aroused the fatal opposition of the Parisian leaders.